[21:21:05.463] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[21:21:05.661] dumping /tmp/cores/sh-3-26524.core for /bin/sh
[21:21:05.707] 
[21:21:05.707] This GDB supports auto-downloading debuginfo from the following URLs:
[21:21:05.707]   <https://debuginfod.debian.net>
[21:21:05.707] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[21:21:05.707] Debuginfod has been disabled.
[21:21:05.707] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[21:21:05.711] [New LWP 26524]
[21:21:05.713] [Thread debugging using libthread_db enabled]
[21:21:05.713] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[21:21:05.713] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[21:21:05.713] Program terminated with signal SIGQUIT, Quit.
[21:21:05.713] #0  0x00007f808fa74d14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.721] 
[21:21:05.721] Thread 1 (Thread 0x7f808f9e2740 (LWP 26524)):
[21:21:05.721] #0  0x00007f808fa74d14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.721] No symbol table info available.
[21:21:05.721] #1  0x00007f808fa21239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.721] No symbol table info available.
[21:21:05.721] #2  0x00007f808fa21497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.721] No symbol table info available.
[21:21:05.721] #3  0x000055dc8e29b5c1 in ?? ()
[21:21:05.721] No symbol table info available.
[21:21:05.721] #4  0x000055dc8e295369 in ?? ()
[21:21:05.721] No symbol table info available.
[21:21:05.721] #5  0x000055dc8e29420f in ?? ()
[21:21:05.721] No symbol table info available.
[21:21:05.721] #6  0x000055dc8e294c3b in ?? ()
[21:21:05.721] No symbol table info available.
[21:21:05.721] #7  0x000055dc8e29266f in ?? ()
[21:21:05.721] No symbol table info available.
[21:21:05.721] #8  0x00007f808fa0c24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.721] No symbol table info available.
[21:21:05.721] #9  0x00007f808fa0c305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.721] No symbol table info available.
[21:21:05.721] #10 0x000055dc8e292781 in ?? ()
[21:21:05.721] No symbol table info available.
[21:21:05.728] -e 
[21:21:05.728] 
[21:21:05.728] 
[21:21:05.788] dumping /tmp/cores/sh-3-26526.core for /bin/sh
[21:21:05.836] 
[21:21:05.836] This GDB supports auto-downloading debuginfo from the following URLs:
[21:21:05.836]   <https://debuginfod.debian.net>
[21:21:05.836] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[21:21:05.836] Debuginfod has been disabled.
[21:21:05.836] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[21:21:05.840] [New LWP 26526]
[21:21:05.842] [New LWP 26524]
[21:21:05.842] [Thread debugging using libthread_db enabled]
[21:21:05.842] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[21:21:05.842] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[21:21:05.842] Program terminated with signal SIGQUIT, Quit.
[21:21:05.842] #0  0x00007f808fa74d14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.843] [Current thread is 1 (LWP 26526)]
[21:21:05.843] 
[21:21:05.843] Thread 2 (Thread 0x7f808f9e2740 (LWP 26524)):
[21:21:05.843] warning: Couldn't find general-purpose registers in core file.
[21:21:05.843] #0  <unavailable> in ?? ()
[21:21:05.843] PC unavailable, cannot determine locals.
[21:21:05.843] Backtrace stopped: not enough registers or memory available to unwind further
[21:21:05.843] 
[21:21:05.843] Thread 1 (LWP 26526):
[21:21:05.843] #0  0x00007f808fa74d14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.843] No symbol table info available.
[21:21:05.843] #1  0x00007f808fa21239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.843] No symbol table info available.
[21:21:05.843] #2  0x00007f808fa21497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.843] No symbol table info available.
[21:21:05.843] #3  0x000055dc8e29b5f3 in ?? ()
[21:21:05.843] No symbol table info available.
[21:21:05.843] #4  0x000055dc8e295369 in ?? ()
[21:21:05.843] No symbol table info available.
[21:21:05.843] #5  0x000055dc8e29420f in ?? ()
[21:21:05.843] No symbol table info available.
[21:21:05.843] #6  0x000055dc8e294c3b in ?? ()
[21:21:05.843] No symbol table info available.
[21:21:05.843] #7  0x000055dc8e29266f in ?? ()
[21:21:05.843] No symbol table info available.
[21:21:05.843] #8  0x00007f808fa0c24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.843] No symbol table info available.
[21:21:05.843] #9  0x00007f808fa0c305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:05.843] No symbol table info available.
[21:21:05.843] #10 0x000055dc8e292781 in ?? ()
[21:21:05.843] No symbol table info available.
[21:21:05.850] -e 
[21:21:05.850] 
[21:21:05.850] 
[21:21:05.913] dumping /tmp/cores/postgres-3-28242.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[21:21:06.156] [New LWP 28242]
[21:21:06.156] 
[21:21:06.156] This GDB supports auto-downloading debuginfo from the following URLs:
[21:21:06.156]   <https://debuginfod.debian.net>
[21:21:06.156] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[21:21:06.156] Debuginfod has been disabled.
[21:21:06.156] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[21:21:06.275] [New LWP 27016]
[21:21:06.275] [Thread debugging using libthread_db enabled]
[21:21:06.275] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[21:21:06.275] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000006              '.
[21:21:06.275] Program terminated with signal SIGQUIT, Quit.
[21:21:06.275] #0  0x00007f7add2aed14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:06.308] [Current thread is 1 (LWP 28242)]
[21:21:06.310] 
[21:21:06.310] Thread 2 (Thread 0x7f7ade084f00 (LWP 27016)):
[21:21:06.310] warning: Couldn't find general-purpose registers in core file.
[21:21:06.310] #0  <unavailable> in ?? ()
[21:21:06.310] PC unavailable, cannot determine locals.
[21:21:06.310] Backtrace stopped: not enough registers or memory available to unwind further
[21:21:06.310] 
[21:21:06.310] Thread 1 (LWP 28242):
[21:21:06.310] #0  0x00007f7add2aed14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:06.310] No symbol table info available.
[21:21:06.310] #1  0x00007f7add25b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:06.310] No symbol table info available.
[21:21:06.310] #2  0x00007f7add316184 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:06.310] No symbol table info available.
[21:21:06.310] #3  0x00007f7add3287dc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[21:21:06.310] No symbol table info available.